3. STEG Subwoofer, speakers & more for the car
  5. NT-25

NT-25

80 Watt

NT-25

Technical Highlights

  • Tweeter with 80W RMS power, impedance of 4 Ohms.
  • 25 mm metal membrane, tweeter efficiency 105 dB/1W/1m.
  • Anodized aluminum housing, 3.3μF protection capacitor included.
  • More technical details
€127.50
-15% €150.00 €127.50
2% discount with credit card

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ProductNT-25

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including VAT
1 pair in stock This quantity is ready to ship. Extra units follow within the stated delivery time at no extra shipping cost.
Estimated delivery: Sep 15–Sep 16.
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1 year extra warranty

Every product purchased from Masori includes an additional year of warranty in the third year after purchase (months 25–36). We cover repair or replacement free of charge for covered warranty claims. Automatic and free – exclusively for Masori customers. Your statutory rights remain unaffected.

Warranty terms
StegBZN4C
Steg-BZN4C-Mercedes-Mitteltöner-masori-kaufen
Steg-MA6C (B-Ware)-Audi-Tiefmitteltöner-masori-kaufen
StegMA6C (B-Ware)
Steg-NT-25-Horn-Hochtöner-masori-kaufen
€127.50
€150.00 €127.50

The NT-25 is a Horn Tweeter with a 25 mm SPL metal diaphragm and anodized aluminum housing. A high-density neodymium magnet and a linear frequency response are part of the features. The tweeter efficiency is 105 dB/1W/1m with an impedance of 4 Ohms. The nominal power is 80 Watts RMS. A horn opening of 43 mm, as well as a 3.3 µF protection capacitor and a usable range starting from 3.5 kHz, are specified.

Features
  • Horn Tweeter
  • 25 mm SPL metal diaphragm
  • Anodized aluminum housing
  • Neodymium magnet
  • Linear frequency response
  • Tweeter efficiency 105 dB/1W/1m
  • Impedance 4 Ohms
  • Horn opening 43 mm
  • Power 80 Watts RMS
  • Includes 3.3 µF protection capacitor
  • Usable from 3.5 kHz
  • AD: 75 mm
  • ED: 57 mm
  • ET: 40 mm

Frequently Asked Questions about NT-25

What performance features does the NT-25 Horn Tweeter from Steg have?

The NT-25 Horn Tweeter from Steg impresses with a power of 80 Watts RMS. The tweeter efficiency is at 105 dB/1W/1m, which ensures a very high sound pressure level. Equipped with an impedance of 4 Ohms, this tweeter allows for excellent sound quality. The 25 mm SPL metal diaphragm contributes to clear sound development. The built-in 3.3µF protection capacitor provides additional protection, while the high-density neodymium magnet ensures powerful sound ranges. These comprehensive performance features make the NT-25 particularly suitable for demanding audio applications.

What does the frequency response of the Steg NT-25 Tweeter look like?

The Steg NT-25 Tweeter offers a linear frequency response that is optimal starting from 3.5 kHz. This frequency limit makes it particularly efficient in reproducing high sound spectra, which are central to audio playback. Especially if you enjoy listening to music that contains many high and clear tones, the NT-25 will shine with its clear and consistent frequency response. The integrated 3.3µF protection capacitor also helps filter out unwanted frequencies, allowing for a clean sound image. The interplay of all these features ensures precise and differentiated sound reproduction.

What materials and technologies are used in the NT-25 Horn Tweeter?

The NT-25 Horn Tweeter from Steg uses particularly high-quality materials. The anodized aluminum housing ensures a robust and durable construction that is also visually appealing. The 25 mm SPL metal diaphragm promises distortion-free sound reproduction, while the high-density neodymium magnet develops immense magnetic forces. This combination of materials and technologies not only guarantees high performance but also excellent sound quality. Additionally, the 3.3µF protection capacitor extends the lifespan of the tweeter and protects it against overloads. These technical refinements make the NT-25 a special listening pleasure.

How should the placement and installation of the NT-25 in the vehicle be carried out?

Installing the NT-25 Horn Tweeter in the vehicle requires precise measurements and positioning. With an outer diameter of 75mm, a cutout diameter of 57mm, and a mounting depth of 40mm, the enclosure specifications are clearly defined. The horn opening of 43mm should ideally be placed optimally in the front area of the vehicle to ensure excellent sound distribution. For securing it, it is recommended to mount the tweeter enclosure firmly to minimize vibrations. The connection of the 3.3µF protection capacitor must be implemented correctly to effectively protect the tweeter from overload damage.

What makes the 25 mm SPL metal diaphragm of the NT-25 unique?

The 25 mm SPL metal diaphragm of the NT-25 is a key component for intense, clear, and undistorted sound reproduction. This material allows for high levels to be produced with minimal distortion, which is especially appreciated in loud music or in the professional audio field. The SPL (Sound Pressure Level) technology increases sensitivity, which, combined with the precisely tuned high-frequency range, promotes particularly dynamic sound development. If you are a fan of musical details, you will be impressed by the wide frequency spectrum and even sound distribution of the metal diaphragm.

What role does the neodymium magnet play in the NT-25?

The neodymium magnet of the NT-25 is a key element that significantly contributes to the overall performance of the tweeter. Thanks to its high density, it enables extremely strong magnetic fields that are necessary to move the metal diaphragm efficiently and at high speed. Neodymium is characterized by its lightweight yet high strength, making it ideal for use in automotive applications. The strong magnetic force covers a greater frequency range, resulting in a cleaner and more precise sound image. High-quality neodymium magnets are therefore essential for excellent audio performance.

Why is the 105 dB/1W/1m efficiency of the NT-25 so remarkable?

An efficiency of 105 dB/1W/1m is particularly impressive in the NT-25, as it represents high efficiency in converting electrical energy into sound energy. This allows the device to produce high sound pressure levels with minimal power consumption. This is especially useful for generating high volume in vehicles with limited power supply. With this efficiency, the NT-25 reveals all sound layers in detail and without distortion, even in highly dynamic music pieces. Especially in competitive use, this efficiency offers significant advantages, as outstanding levels can be achieved even with low amplifier power.

What compatible car brands are there for the installation of the NT-25 Tweeter?

The NT-25 Tweeter from Steg can be integrated into a variety of vehicle models, as long as the dimensions are considered. With an outer diameter of 75mm and a mounting depth of 40mm, an existing opening in the dashboard or door panel is ideal. However, compatibility primarily depends on the installation options in the specific car. While specific car brands are not directly addressed, flexible mounting frames or brackets can help install the tweeter in vehicles like Volkswagen, BMW, or Mercedes. However, prior measurement and verification of the available space should always be carried out.

How does the 3.3µF protection capacitor affect the function of the NT-25?

The built-in 3.3µF protection capacitor in the NT-25 is essential for protecting the tweeter from low-frequency signals that could cause potential damage. Capacitors allow higher frequencies to pass through while blocking lower frequencies that could stress the sensitive metal diaphragm. This protection mechanism is particularly valuable when used in demanding musical pieces or at high volumes, preserving the tweeter from distorting signal peaks. Thus, the protection capacitor not only ensures long-lasting sound quality but also significantly extends the lifespan of the entire system. This technical device is therefore indispensable in the overall setup.

What defines the horn opening of 43mm on the NT-25?

The horn opening of 43mm on the NT-25 has a significant impact on the sound radiation characteristics of the tweeter. A larger horn opening can help distribute sound more evenly, creating a wider sound field. This is particularly advantageous for creating a better soundstage in a vehicle, providing an excellent listening experience for all seats. The specific design of the horn opening ensures that the sound is efficiently focused, which is especially important when reproducing high-frequency audio material. A balanced listening experience is achieved by optimally projecting the frequencies through the horn debut.

Manufacturer information/responsible person

fortissimo
Dietmar Carle
Bahnhofstr. 23
88048 Friedrichshafen Kluftern
Germany

Contact: didi@fortissimo.de

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